When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Swarup K. Chakrabarti has a Bachelor's degree in Chemistry and Master's degree in Biochemistry from Calcutta University, India. As we are close to second anniversary of COVID-19 pandemic around the world, the virus has killed about 5.5 million people worldwide, and resulted an economic loss of about 4 trillion USD to date, making it the most noticeable global disruptor since the World War II.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.